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wcn36xx: fix iris child-node lookup

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Fix child-node lookup during probe, which ended up searching the whole
device tree depth-first starting at the parent rather than just matching
on its children.

To make things worse, the parent mmio node was also prematurely freed.

Fixes: fd52bdae9a ("wcn36xx: Disable 5GHz for wcn3620")
Cc: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Johan Hovold 2017-11-11 18:05:32 +01:00 committed by Kalle Valo
parent 307aeb31af
commit 1967c12896
1 changed files with 1 additions and 1 deletions
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drivers/net/wireless/ath/wcn36xx/main.c
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@ -1233,7 +1233,7 @@ static int wcn36xx_platform_get_resources(struct wcn36xx *wcn,
}
/* External RF module */
iris_node = of_find_node_by_name(mmio_node, "iris");
iris_node = of_get_child_by_name(mmio_node, "iris");
if (iris_node) {
if (of_device_is_compatible(iris_node, "qcom,wcn3620"))
wcn->rf_id = RF_IRIS_WCN3620;